CN107269502B - Linear high-precision peristaltic pump - Google Patents
Linear high-precision peristaltic pump Download PDFInfo
- Publication number
- CN107269502B CN107269502B CN201710352042.5A CN201710352042A CN107269502B CN 107269502 B CN107269502 B CN 107269502B CN 201710352042 A CN201710352042 A CN 201710352042A CN 107269502 B CN107269502 B CN 107269502B
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- Prior art keywords
- module
- assembly
- pump body
- linear
- lifting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
- F04B43/1223—Machines, pumps, or pumping installations having flexible working members having peristaltic action the actuating elements, e.g. rollers, moving in a straight line during squeezing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B13/00—Pumps specially modified to deliver fixed or variable measured quantities
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a linear high-precision peristaltic pump which comprises a pump body assembly, a linear module, a pressure pipe assembly, a pipeline assembly, a module lifting assembly and a module lifting driving unit. The invention has the advantages of simple principle, stable transmission, high precision and the like.
Description
Technical Field
The invention mainly relates to the technical field of fluid metering, in particular to a linear high-precision peristaltic pump suitable for fluid.
Background
With the development of technology, the requirements of many special industries on the precision and cleanliness of measurement are higher and higher, such as the biopharmaceutical industry, the medical industry, the chemical industry and the like. At present, plunger pump and peristaltic pump technologies are generally adopted when the fluid is accurately metered. However, the existing method still has some defects, thereby greatly influencing the metering accuracy. The existing defects are that: in the prior art of the linear peristaltic pump, as shown in fig. 12, a linear module is fixed, and a pipe pressing roller needs to be mounted on the linear module to perform linear motion and perform pipe pressing actions of ascending and descending at the same time, so that the whole transmission structure is relatively complex. The pipe roller descends away from the linear module slider furthest, and the elastic hose resistance received during the work is the largest at the same time, so that the torque of the linear module slider is increased, the transmission efficiency is lower, and the transmission is relatively unstable.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the technical problems in the prior art, the invention provides a linear high-precision peristaltic pump which is simple in principle, low in cost and high in precision.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a high accuracy peristaltic pump of orthoscopic, includes pump body subassembly, sharp module, presses pipe subassembly, pipeline subassembly, module lifting unit and module lift drive unit, press the pipe unit mount on sharp module, sharp module is installed on module lifting unit, the straight line module is through module lift drive unit drive and is elevating movement.
As a further improvement of the invention: the module lifting assembly is installed on the pump body assembly.
As a further improvement of the invention: the pump body assembly comprises a pump body fixing seat, a pressure pipe base and a pump body outer cover, wherein the pump body fixing seat and the pump body outer cover are located above the pressure pipe base.
As a further improvement of the invention: the pipeline assembly comprises an elastic hose, a pipe joint is arranged at the inlet end of the elastic hose, and an outlet one-way valve is arranged at the outlet end of the elastic hose.
As a further improvement of the invention: the pressure pipe assembly comprises a pressure pipe roller, and the pressure pipe roller is installed on the roller installation seat.
As a further improvement of the invention: the module lifting assembly comprises a fixed rotating shaft, a movable rotating shaft, a long connecting rod, a driving plate and a swinging connecting rod; the fixed rotating shaft is installed on the pump body assembly, the swinging connecting rod is hinged to the fixed rotating shaft, and the swinging connecting rod is hinged to the long connecting rod through the movable rotating shaft to form a parallel four-bar mechanism.
As a further improvement of the invention: the module lifting assembly comprises a guide rod and a linear module mounting plate, and the driving force of the module lifting driving unit directly acts on the linear module mounting plate to drive the linear module to do lifting motion.
As a further improvement of the invention: the module lifting driving unit comprises a driving unit and a lifting driving plate, and the linear module is driven to do lifting motion through the driving unit of the module lifting driving unit and the lifting driving plate.
Compared with the prior art, the invention has the advantages that: the linear high-precision peristaltic pump is simple in principle, stable in transmission and relatively high in metering precision, the linear module and the pressure pipe roller mounted on the linear module move up and down together, the pressure pipe roller and the linear module are directly mounted, other transmission structures are omitted, and the pressure pipe roller and the linear module always keep the same distance to move.
Drawings
Fig. 1 is a front sectional view of the structure of embodiment 1 of the present invention.
Fig. 2 is a left side sectional view of fig. 1.
Fig. 3 is a structural axial view of embodiment 1 of the present invention.
FIG. 4 is a schematic view of the pressure pipe in the starting position in the operation of example 1 of the present invention.
FIG. 5 is a schematic view of the crimp tube at the end position of the operation of example 1 of the present invention.
Fig. 6 is a schematic view of the loose tube in the end position of the operation of example 1 of the present invention.
Fig. 7 is a front sectional view of the structure of embodiment 2 of the present invention.
Fig. 8 is a left side sectional view of fig. 7.
FIG. 9 is a schematic view of the pressure pipe in the starting position in the operation of example 2 of the present invention.
FIG. 10 is a schematic view of the crimp in the end position of example 2 of the present invention.
Fig. 11 is a schematic view of the loose tube in the end position of the operation of example 2 of the present invention.
Fig. 12 is a schematic view of a structure of the prior art.
Illustration of the drawings:
1. a pump body assembly; 101. a pump body fixing seat; 102. pressing a pipe base; 103. a pump body outer cover; 2. a linear module; 3. a crimp tube assembly; 301. pressing a pipe roller; 302. a roller mounting seat; 4. a tubing assembly; 401. a pipe joint; 402. an elastic hose; 403. an outlet check valve; 5. a module lifting assembly; 501. a guide bar; 502. a linear module mounting plate; 503. fixing the rotating shaft; 504. a movable rotating shaft; 505. a long connecting rod; 506. a drive plate; 507. a swing link; 6. A module lifting drive unit; 601. a drive unit; 602. the drive plate is lifted.
Detailed Description
The invention will be described in further detail below with reference to the drawings and specific examples.
Example 1: as shown in fig. 1 to 6, the linear high-precision peristaltic pump of the present invention includes a pump body assembly 1, a linear module 2, a pressure pipe assembly 3, a pipeline assembly 4, a module lifting assembly 5, and a module lifting driving unit 6, wherein the pressure pipe assembly 3 is directly mounted on the linear module 2, the linear module 2 is mounted on the module lifting assembly 5, the linear module 2 can be driven by the module lifting driving unit 6 to move up and down, and when the pump is specifically applied, the module lifting assembly 5 is mounted on the pump body assembly 1.
In a specific application example, the module lifting assembly 5 comprises a fixed rotating shaft 503, a movable rotating shaft 504, a long connecting rod 505, a driving plate 506 and a swinging connecting rod 507; the fixed rotating shaft 503 is installed on the pump body assembly 1, the swinging connecting rod 507 is hinged on the fixed rotating shaft 503, and the swinging connecting rod 507 is hinged with the long connecting rod 505 through the movable rotating shaft 504 to form a parallel four-bar linkage mechanism.
In a specific application example, the pump body assembly 1 includes a pump body fixing seat 101, a pressure pipe base 102 and a pump body housing 103, and the pump body fixing seat 101 and the pump body housing 103 are located above the pressure pipe base 102.
In the specific application example, the piping component 4 includes an elastic hose 402, an inlet end of the elastic hose 402 is provided with a pipe joint 401, and an outlet end of the elastic hose 402 is provided with an outlet check valve 403.
In a specific application example, the pressing pipe assembly 3 comprises a pressing pipe roller 301, and the pressing pipe roller 301 is mounted on a roller mounting seat 302.
In a specific application example, the module lifting driving unit 6 includes a driving unit 601 and a lifting driving board 602, and the linear module 2 is driven to move up and down by the driving unit 601 and the lifting driving board 602 of the module lifting driving unit 6.
During operation, firstly, the module lifting driving unit 6 drives the linear module 2 to lift through the module lifting assembly 5, as shown in fig. 4 to 5, the pressure pipe assembly 3 compresses the elastic hose 402; then, the linear module 2 drives the pressure pipe assembly 3 to move towards the outlet of the pump, and liquid is discharged. The rotary thrust roller device 2 rotates in the pump outlet direction to discharge the fluid 5. Then, the module lifting driving unit 6 drives the linear module 2 to descend through the module lifting assembly 5, and as shown in fig. 6, the pressing pipe assembly 3 releases the elastic hose 402. Next, the linear module 2 drives the pressure pipe assembly 3 to move towards the pump inlet, and returns to the initial position, so as to complete one working cycle and wait for the next working cycle.
Example 2: as shown in fig. 7 to 11, the linear high-precision peristaltic pump of the present invention includes a pump body assembly 1, a linear module 2, a pressure pipe assembly 3, a pipeline assembly 4, a module lifting assembly 5, and a module lifting driving unit 6, wherein the pressure pipe assembly 3 is directly mounted on the linear module 2, the linear module 2 is mounted on the module lifting assembly 5, the linear module 2 can be driven by the module lifting driving unit 6 to move up and down, and when the pump is specifically applied, the module lifting assembly 5 is mounted on the pump body assembly 1.
In the specific application example, the module lifting assembly 5 comprises a guide rod 501 and a linear module mounting plate 502, and the driving force of the module lifting driving unit 6 directly acts on the linear module mounting plate 502 to drive the linear module 2 to perform the lifting motion.
In a specific application example, the pump body assembly 1 includes a pump body fixing seat 101, a pressure pipe base 102 and a pump body housing 103, and the pump body fixing seat 101 and the pump body housing 103 are located above the pressure pipe base 102.
In the specific application example, the piping component 4 includes an elastic hose 402, an inlet end of the elastic hose 402 is provided with a pipe joint 401, and an outlet end of the elastic hose 402 is provided with an outlet check valve 403.
In a specific application example, the pressing pipe assembly 3 comprises a pressing pipe roller 301, and the pressing pipe roller 301 is mounted on a roller mounting seat 302.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (5)
1. A linear high-precision peristaltic pump is characterized by comprising a pump body assembly (1), a linear module (2), a pressure pipe assembly (3), a pipeline assembly (4), a module lifting assembly (5) and a module lifting driving unit (6), wherein the pressure pipe assembly (3) is installed on the linear module (2), the linear module (2) is installed on the module lifting assembly (5), the linear module (2) is driven by the module lifting driving unit (6) to do lifting motion, the module lifting driving unit (6) comprises a driving unit (601) and a lifting driving plate (602), and the linear module (2) is driven by the driving unit (601) of the module lifting driving unit (6) and the lifting driving plate (602) to do lifting motion;
the module lifting assembly (5) comprises a fixed rotating shaft (503), a movable rotating shaft (504), a long connecting rod (505), a driving plate (506) and a swinging connecting rod (507); the fixed rotating shaft (503) is installed on the pump body assembly (1), the swinging connecting rod (507) is hinged to the fixed rotating shaft (503), and the swinging connecting rod (507) is hinged to the long connecting rod (505) through the movable rotating shaft (504) to form a parallel four-bar linkage mechanism;
or the like, or, alternatively,
module lifting unit (5) contain guide bar (501) and sharp module mounting panel (502), the drive power direct action of module lift drive unit (6) drives sharp module (2) and is elevating movement on sharp module mounting panel (502).
2. Linear high-precision peristaltic pump according to claim 1, characterized in that said modular lifting assembly (5) is mounted on the pump body assembly (1).
3. The linear high-precision peristaltic pump according to claim 2, characterized in that said pump body assembly (1) comprises a pump body fixing seat (101), a pressure tube base (102) and a pump body housing (103), said pump body fixing seat (101) and pump body housing (103) being located above the pressure tube base (102).
4. A linear high-precision peristaltic pump according to claim 1, characterized in that said tubing assembly (4) comprises an elastic hose (402), the inlet end of said elastic hose (402) being provided with a coupling (401), the outlet end of said elastic hose (402) being provided with an outlet non-return valve (403).
5. A linear high-precision peristaltic pump according to claim 1, wherein said pressure tube assembly (3) comprises a pressure tube roller (301), said pressure tube roller (301) being mounted on a roller mounting seat (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710352042.5A CN107269502B (en) | 2017-05-18 | 2017-05-18 | Linear high-precision peristaltic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710352042.5A CN107269502B (en) | 2017-05-18 | 2017-05-18 | Linear high-precision peristaltic pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107269502A CN107269502A (en) | 2017-10-20 |
| CN107269502B true CN107269502B (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710352042.5A Active CN107269502B (en) | 2017-05-18 | 2017-05-18 | Linear high-precision peristaltic pump |
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| CN (1) | CN107269502B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109098956B (en) * | 2018-09-30 | 2024-04-26 | 湖南执先科技有限公司 | Linear clean peristaltic metering pump |
| CN110030178B (en) * | 2019-03-29 | 2024-05-28 | 湖南执先科技有限公司 | Cylinder-driven high-precision rotary peristaltic pump |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201058761Y (en) * | 2007-06-20 | 2008-05-14 | 秦鸿杲 | Disinfection cabinet handling station |
| CN103257172A (en) * | 2012-10-09 | 2013-08-21 | 武汉华科新材料有限公司 | Limestone activity determination and detection apparatus |
| CN103557144A (en) * | 2013-11-07 | 2014-02-05 | 常州普瑞流体技术有限公司 | Linear type peristaltic pump for precise and quantitative fluid conveying |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1653397A1 (en) * | 1966-01-10 | 1971-07-08 | Ceskoslovenska Akademie Ved | Process and device for conveying liquids in thin hoses |
| JPH0849656A (en) * | 1994-08-10 | 1996-02-20 | Toyo Eng Corp | Spiral type tube pump |
| JPH10141236A (en) * | 1996-11-07 | 1998-05-26 | Fuji Electric Co Ltd | Liquid supply metering pump |
| AU2010208446B2 (en) * | 2009-01-30 | 2015-09-24 | Nestec S.A. | Infusion pump cassette with anti-free-flow valve mechanism |
| CN103147964A (en) * | 2013-03-27 | 2013-06-12 | 常州普瑞流体技术有限公司 | Linear peristaltic pump |
| CN206845435U (en) * | 2017-05-18 | 2018-01-05 | 长沙执先智量科技股份有限公司 | A kind of linear high precision peristaltic pump |
-
2017
- 2017-05-18 CN CN201710352042.5A patent/CN107269502B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201058761Y (en) * | 2007-06-20 | 2008-05-14 | 秦鸿杲 | Disinfection cabinet handling station |
| CN103257172A (en) * | 2012-10-09 | 2013-08-21 | 武汉华科新材料有限公司 | Limestone activity determination and detection apparatus |
| CN103557144A (en) * | 2013-11-07 | 2014-02-05 | 常州普瑞流体技术有限公司 | Linear type peristaltic pump for precise and quantitative fluid conveying |
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| Publication number | Publication date |
|---|---|
| CN107269502A (en) | 2017-10-20 |
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Address after: 410129 room 607, building 4, Xingwei Chuangxin garden, No.57, south section of Huangxing Avenue, Langli street, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Zhixian Technology Co.,Ltd. Address before: 410129 room 607, building 4, Xingwei Chuangxin garden, No.57, south section of Huangxing Avenue, Langli street, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee before: CHANGSHA ZENITHSUN INTELLIGENCE QUANTITATIVE TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |